<!doctype html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport"
        content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>
  <style>
    .de{
      position: fixed;
      width: 100%;
      height: 100%;
      top: 0;
      left: 0;
      z-index: 9;
      background: rgb(0,0,0);
      -moz-opacity:0.3;
      -khtml-opacity: 0.3;
      opacity: 0.3;
      filter:alpha(opacity=30);
    }
    .de>div{
      width: 500px;
      height: 300px;
      background: #ffffff;
      position: absolute;
      top: 50%;
      left: 50%;
      margin: -150px 0 0 -250px;
    }
  </style>
</head>
<body>

<div class="de">
  <div></div>
</div>




<h3>点击下面的数字</h3>

<p><a target="_blank" href="http://192.168.74.18:8081/company/8.0%E5%8A%9E%E4%BB%B6%E8%AF%A6%E6%83%85-%E4%BC%81%E4%B8%9A%E5%90%8D%E7%A7%B0%E5%8F%98%E6%9B%B4(%E6%89%A7%E4%B8%9A%E6%B3%A8%E5%86%8C%E7%9A%84).html?_ijt=47qer0301j126vr2qtf8p0ru70">1111111111111111111111111111</a></p>
<p><a target="_blank" href="http://192.168.74.18:8081/company/8.0%E5%8A%9E%E4%BB%B6%E8%AF%A6%E6%83%85-%E4%B8%B4%E6%97%B6%E6%B7%BB%E5%8A%A0.html?_ijt=47qer0301j126vr2qtf8p0ru70">222222222222222222222222</a></p>
<p><a target="_blank" href="http://192.168.74.18:8081/company/8.0%E5%BB%BA%E7%AD%91%E4%B8%9A%E4%BC%81%E4%B8%9A%E8%B5%84%E8%B4%A8%E8%AE%A4%E5%AE%9A%E5%8A%9E%E4%BB%B6%E8%AF%A6%E6%83%85.html?_ijt=n2j90830ludocasgbgh3sp9t3i">33333333333333333333333333333</a></p>
<div style="background: #F5F5F5;width: 400px;margin: 0 auto">
  <canvas id="canvas-1" width="400" height="300"></canvas>
</div>

<script type="text/javascript">
var oCanvas = document.getElementById('canvas-1');
var context = oCanvas.getContext('2d');//指向2d渲染环境的引用
context.font = "40px Arial";
var gradient=context.createLinearGradient(0,0,100,0);
gradient.addColorStop("0","magenta");
gradient.addColorStop("0.5","blue");
gradient.addColorStop("1.0","red");
context.fillStyle = gradient;
context.fillText('学习 canvas',50,50);
// context.strokeText('学习 canvas',50,50)
</script>
</body>
</html>
